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127 lines
3.7 KiB
Odin
127 lines
3.7 KiB
Odin
//+private
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package os2
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import "core:time"
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import "core:strings"
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import "core:sys/unix"
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import "core:path/filepath"
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// File type
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S_IFMT :: 0o170000 // Type of file mask
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S_IFIFO :: 0o010000 // Named pipe (fifo)
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S_IFCHR :: 0o020000 // Character special
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S_IFDIR :: 0o040000 // Directory
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S_IFBLK :: 0o060000 // Block special
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S_IFREG :: 0o100000 // Regular
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S_IFLNK :: 0o120000 // Symbolic link
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S_IFSOCK :: 0o140000 // Socket
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// File mode
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// Read, write, execute/search by owner
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S_IRWXU :: 0o0700 // RWX mask for owner
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S_IRUSR :: 0o0400 // R for owner
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S_IWUSR :: 0o0200 // W for owner
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S_IXUSR :: 0o0100 // X for owner
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// Read, write, execute/search by group
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S_IRWXG :: 0o0070 // RWX mask for group
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S_IRGRP :: 0o0040 // R for group
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S_IWGRP :: 0o0020 // W for group
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S_IXGRP :: 0o0010 // X for group
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// Read, write, execute/search by others
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S_IRWXO :: 0o0007 // RWX mask for other
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S_IROTH :: 0o0004 // R for other
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S_IWOTH :: 0o0002 // W for other
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S_IXOTH :: 0o0001 // X for other
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S_ISUID :: 0o4000 // Set user id on execution
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S_ISGID :: 0o2000 // Set group id on execution
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S_ISVTX :: 0o1000 // Directory restrcted delete
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S_ISLNK :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFLNK }
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S_ISREG :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFREG }
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S_ISDIR :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFDIR }
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S_ISCHR :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFCHR }
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S_ISBLK :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFBLK }
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S_ISFIFO :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFIFO }
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S_ISSOCK :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFSOCK }
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F_OK :: 0 // Test for file existance
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X_OK :: 1 // Test for execute permission
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W_OK :: 2 // Test for write permission
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R_OK :: 4 // Test for read permission
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@private
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Unix_File_Time :: struct {
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seconds: i64,
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nanoseconds: i64,
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}
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@private
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OS_Stat :: struct {
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device_id: u64, // ID of device containing file
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serial: u64, // File serial number
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nlink: u64, // Number of hard links
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mode: u32, // Mode of the file
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uid: u32, // User ID of the file's owner
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gid: u32, // Group ID of the file's group
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_padding: i32, // 32 bits of padding
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rdev: u64, // Device ID, if device
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size: i64, // Size of the file, in bytes
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block_size: i64, // Optimal bllocksize for I/O
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blocks: i64, // Number of 512-byte blocks allocated
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last_access: Unix_File_Time, // Time of last access
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modified: Unix_File_Time, // Time of last modification
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status_change: Unix_File_Time, // Time of last status change
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_reserve1,
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_reserve2,
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_reserve3: i64,
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}
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_fstat :: proc(fd: Handle, allocator := context.allocator) -> (File_Info, Error) {
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return File_Info{}, nil
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}
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_stat :: proc(name: string, allocator := context.allocator) -> (File_Info, Error) {
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return File_Info{}, nil
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}
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_lstat :: proc(name: string, allocator := context.allocator) -> (File_Info, Error) {
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cstr := strings.clone_to_cstring(name)
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defer delete(cstr)
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s: OS_Stat
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result := unix.sys_lstat(cstr, &s)
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if result < 0 {
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return {}, _get_platform_error(int(unix.get_errno(result)))
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}
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fi := File_Info {
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fullpath = "",
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name = "",
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size = s.size,
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mode = 0,
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is_dir = S_ISDIR(s.mode),
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creation_time = time.Time{0}, // linux does not track this
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//TODO
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modification_time = time.Time{0},
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access_time = time.Time{0},
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}
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return fi, nil
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}
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_same_file :: proc(fi1, fi2: File_Info) -> bool {
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return fi1.fullpath == fi2.fullpath
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}
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_stat_internal :: proc(name: string) -> (s: OS_Stat, res: int) {
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name_cstr := strings.clone_to_cstring(name, context.temp_allocator)
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res = unix.sys_stat(name_cstr, &s)
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return
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}
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